2542 search results - page 341 / 509 » Computing Cartograms with Optimal Complexity |
136
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BMCBI
2005
15 years 2 months ago
2005
Background: Distance-based methods are popular for reconstructing evolutionary trees thanks to their speed and generality. A number of methods exist for estimating distances from ...
153
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TSP
2010
14 years 9 months ago
2010
Effective spectrum sensing is a critical prerequisite for multi-channel cognitive radio (CR) networks, where multiple spectrum bands are sensed to identify transmission opportuniti...
137
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ICALP
2007
Springer
15 years 9 months ago
2007
Springer
We present algebraic conditions on constraint languages Γ that ensure the hardness of the constraint satisfaction problem CSP(Γ) for complexity classes L, NL, P, NP and ModpL. Th...
159
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ATAL
2011
Springer
14 years 3 months ago
2011
Springer
Researchers in the field of multiagent sequential decision making have commonly used the terms “weakly-coupled” and “loosely-coupled” to qualitatively classify problems i...
147
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MOBIHOC
2008
ACM
16 years 2 months ago
2008
ACM
In many emerging applications, data streams are monitored in a network environment. Due to limited communication bandwidth and other resource constraints, a critical and practical...